SMA5919B-SMA5956B
V
Z
: 5.6 to 200 V
P
D
: 1.5 W
Features
●
Surface Mount
Zener Diodes
SMA/ DO-214AC
Glass passivated chip
●
Low leakage
●
Built-in strain relief
●
Low inductance
●
High peak reverse power dissipation
●
●
Lead (Pb)-free component
Mechanical Data
●
For use in stabilizing and clipping circuits
with high power rating
Case: Molded plastic
●
Epoxy: UL 94V-0 rate flame retardant
●
Lead: Solderable per MIL-STD-750,
method 2026
●
Polarity: Color band denotes cathode end
●
Mounting position: Any
Maximum Ratings(T
A
=25℃ unless otherwise noted)
Parameter
DC power dissipation at T
L
= 75 °C
Maximum forward voltage at I
F
= 200 mA
Junction temperature range
Storage temperature range
Symbol
P
D
V
F
T
J
T
STG
Value
1.5
1.5
- 55 to + 175
- 55 to + 175
Unit
W
V
°C
°C
P. 1
SMA5919B-SMA5956B
Ratings and Characteristics Curves (T
A
=25℃ unless otherwise noted)
1.5
Temperature Coefficient,ӨVz, (mV/°C)
Maximum Power Dissipation, P
D
(W)
1000
1.0
Range
100
0.5
0.0
0
25
50
75
100
125
150
175
200
10
10
Zener Voltage, Vz, (V)
100
Lead Temperature ,T
L
(℃)
Fig. 1 - Power Temperature Derating Curve
120
100
Tr=10μs
T
J
= 25
°C
Pulse Width (td) is defined as the
point where the peak current
decays to 50 % of Ipp
Fig. 2 - Temperature Coefficients v.s. Zener Voltage
1000
0
80
0.2
0.5
60
1
40
1.5
2
20
3
0
4
0
Peak Pulse Current , (% )
100
76
50
33
t
23
13
10
Peak Surge Power, Ppk, (W)
Peak Value
0
(Ipp)
100
10/1000 μsec.
Waveform
as defined by R.E.A.
10
1
2
3
4
5
0.1
1
10
100
Time , (ms)
Fig. 3 - Pulse Waveform
Pulse Width, PW, (ms)
Fig. 4 - Maximum Surge Power
P. 2
SMA5919B-SMA5956B
Electrical Characteristics(T
A
=25℃ unless otherwise noted)
Device
Marking
Code
Nominal Zener
Voltage
V
Z
@ I
ZT
(V)
I
ZT
(mA)
Maximum Zener Impedance
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
(Ω)
(Ω)
I
ZK
(mA)
Part Number
Maximum
Maximum
Reverse Leakage DC Zener
Current
Current
I
R
@ V
R
(μA)
(V)
I
ZM
(mA)
SMA5919B
919B
5.6
66.9
2.0
250
1.00
5.0
3.0
267
SMA5920B
920B
6.2
60.5
2.0
200
1.00
2.5
4.0
120
SMA5921B
921B
6.8
55.1
2.5
200
1.00
2.5
5.2
220
SMA5922B
922B
7.5
50.0
3.0
400
0.50
2.5
6.0
200
SMA5923B
923B
8.2
45.7
3.5
400
0.50
2.5
6.5
182
SMA5924B
924B
9.1
41.2
4.0
500
0.50
2.5
7.0
164
SMA5925B
925B
10.0
37.5
4.5
500
0.25
2.5
8.0
150
SMA5926B
926B
11.0
34.1
5.5
550
0.25
0.5
8.4
136
SMA5927B
927B
12.0
31.2
6.5
550
0.25
0.5
9.1
125
SMA5928B
928B
13.0
28.8
7.0
550
0.25
0.5
9.9
115
SMA5929B
929B
15.0
25.0
9.0
600
0.25
0.5
11.4
100
SMA5930B
930B
16.0
23.4
10.0
600
0.25
0.5
12.2
93
SMA5931B
931B
18.0
20.8
12.0
650
0.25
0.5
13.7
83
SMA5932B
932B
20.0
18.7
14.0
650
0.25
0.5
15.2
75
SMA5933B
933B
22.0
17.0
17.5
650
0.25
0.5
16.7
68
SMA5934B
934B
24.0
15.6
19.0
700
0.25
0.5
18.2
62
SMA5935B
935B
27.0
13.9
23.0
700
0.25
0.5
20.6
55
SMA5936B
936B
30.0
12.5
26.0
750
0.25
0.5
22.8
50
SMA5937B
937B
33.0
11.4
33.0
800
0.25
0.5
25.1
45
SMA5938B
938B
36.0
10.4
38.0
850
0.25
0.5
27.4
41
SMA5939B
939B
39.0
9.6
45.0
900
0.25
0.5
29.7
38
SMA5940B
940B
43.0
8.7
53.0
950
0.25
0.5
32.7
34
SMA5941B
941B
47.0
8.0
67.0
1000
0.25
0.5
35.8
31
SMA5942B
942B
51.0
7.3
70.0
1100
0.25
0.5
38.8
29
SMA5943B
943B
56.0
6.7
86.0
1300
0.25
0.5
42.6
26
SMA5944B
944B
62.0
6.0
100.0
1500
0.25
0.5
47.1
24
SMA5945B
945B
68.0
5.5
120.0
1700
0.25
0.5
51.7
22
SMA5946B
946B
75.0
5.0
140.0
2000
0.25
0.5
56.0
20
SMA5947B
947B
82.0
4.6
160.0
2500
0.25
0.5
62.2
18
SMA5948B
948B
91.0
4.1
200.0
3000
0.25
0.5
69.2
16
SMA5949B
949B
100.0
3.7
250.0
3100
0.25
0.5
76.0
15
SMA5950B
950B
110.0
3.4
300.0
4000
0.25
0.5
83.6
13
SMA5951B
951B
120.0
3.1
380.0
4500
0.25
0.5
91.2
12
SMA5952B
952B
130.0
2.9
450.0
5000
0.25
0.5
98.8
11
SMA5953B
953B
150.0
2.5
600.0
6000
0.25
0.5
114.0
10
SMA5954B
954B
160.0
2.3
700.0
6500
0.25
0.5
121.6
9
SMA5955B
955B
180.0
2.1
900.0
7000
0.25
0.5
136.8
8
SMA5956B
956B
200.0
1.9
1200.0
8000
0.25
0.5
152.0
7
Notes :
(1) The type number listed have a standard tolerance on the nominal zener voltage of ± 5 %
(2) The revese surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per
method.
P. 3
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